Home / 25,758,206.28-38,573,536.52-18,918,560.64

Finding the Fourth Proportional to 25,758,206.28, 38,573,536.52 and 18,918,560.64

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Solution

The fourth proportional to 25,758,206.28, 38,573,536.52 and 18,918,560.64 is: 28,331,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758,206.28 : 38,573,536.52 = 18,918,560.64 : x
  2. Step 2: Convert to fraction form
    25,758,206.28/38,573,536.52 = 18,918,560.64/x
  3. Step 3: Cross multiply
    25,758,206.28x = 38,573,536.52 × 18,918,560.64
  4. Step 4: Simplify right side
    25,758,206.28x = 729,755,789,752,874.62
  5. Step 5: Solve for x
    x = 729,755,789,752,874.62/25,758,206.28
  6. Step 6: Final answer
    x = 28,331,001.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.